Re: [Lmuse-developer] SEGFAULT when copying a clone parts multiple times

[Florian J. <flo...@we...>]

fixed. " we REALLY should rewrite muse ;)" still holds true, however ;)


Am 15.11.2011 16:37, schrieb Florian Jung:
> Hi
>
> we REALLY should rewrite muse ;)
>
> i just experienced a bug when copying parts: do the following:
>
>    1. create a new song, create a midi track, create a midi part
>    2. copy that part and paste as clone.
>    3. select the second clone, copy it, and use "paste (with dialog)",
>       then use some value greater than 1 in the "amount" or "number"
>       box, make sure that the "paste as clone" box is NOT checked, and
>       click okay
>    4. muse will segfault
>
>
>
> the backtrace is:
> Core was generated by `muse2 -apIL'.
> Program terminated with signal 11, Segmentation fault.
> #0  0xb5b8996d in QString::toLatin1() const () from 
> /usr/lib/libQtCore.so.4
> (gdb) bt
> #0  0xb5b8996d in QString::toLatin1() const () from 
> /usr/lib/libQtCore.so.4
> #1  0xb7555e9b in MusECore::chainCheckErr (p=0x8a10be0)
>     at /home/flo/muse-svn/release_2_0/muse/part.cpp:363
> #2  0xb7555133 in MusECore::chainClone (p1=0x8a10be0, p2=0x9029ff0)
>     at /home/flo/muse-svn/release_2_0/muse/part.cpp:67
> #3  0xb75a1145 in MusECore::MidiTrack::newPart (this=0x90d04b0, 
> p=0x8a10be0,
>     clone=true) at /home/flo/muse-svn/release_2_0/muse/track.cpp:716
> #4  0xb758a05b in MusECore::readXmlPart (xml=..., track=0x90d04b0,
>     doClone=false, toTrack=false)
>     at /home/flo/muse-svn/release_2_0/muse/songfile.cpp:292
> #5  0xb733a786 in MusEGui::PartCanvas::pasteAt (this=0x8f3f638, pt=...,
>     track=0x0, pos=7680, clone=false, toTrack=false, 
> finalPosPtr=0xbfbcd51c,
>     affected_tracks=0xbfbcd504)
>     at /home/flo/muse-svn/release_2_0/muse/arranger/pcanvas.cpp:2880
> #6  0xb733b326 in MusEGui::PartCanvas::paste (this=0x8f3f638, 
> clone=false,
>     paste_mode=MusEGui::PartCanvas::PASTEMODE_MIX, to_single_track=false,
>     amount=2, raster=1536)
>     at /home/flo/muse-svn/release_2_0/muse/arranger/pcanvas.cpp:3027
> #7  0xb7339c03 in MusEGui::PartCanvas::cmd (this=0x8f3f638, cmd=5)
>     at /home/flo/muse-svn/release_2_0/muse/arranger/pcanvas.cpp:2687
> #8  0xb73242cd in MusEGui::Arranger::cmd (this=0x89e0730, cmd=5)
>     at /home/flo/muse-svn/release_2_0/muse/arranger/arranger.cpp:789
> #9  0xb732e24e in MusEGui::ArrangerView::cmd (this=0x8f04690, cmd=6)
>     at /home/flo/muse-svn/release_2_0/muse/arranger/arrangerview.cpp:482
> #10 0xb734ef57 in MusEGui::ArrangerView::qt_metacall (this=0x8f04690,
>     _c=QMetaObject::InvokeMetaMethod, _id=6, _a=0xbfbcd858)
>     at 
> /home/flo/muse-svn/release_2_0/build/muse/arranger/moc_arrangerview.cxx:100
> ... (uninteresting stuff)
>
> i'll have a look at it, just FYI.
>
> greetings
> flo
>
>
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